Gaya APA

Tjiptono, F., Agung, G. (2005). Service, quality & satisfaction (Ed. I). Yogyakarta: CV Andi Offset.

Gaya MLA

Tjiptono, Fandy., Agung, Gregorius. "Service, quality & satisfaction". Ed. I Yogyakarta: CV Andi Offset, 2005. Manajemen Administrasi D3.